Finding the Third Proportional to 40,585.50 and 43,285.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,585.50 : 43,285.50 = 43,285.50 : x
2. Step 2: Convert to fraction form
   40,585.50/43,285.50 = 43,285.50/x
3. Step 3: Cross multiply
   40,585.50x = 43,285.50 × 43,285.50
4. Step 4: Simplify right side
   40,585.50x = 1,873,634,510.25
5. Step 5: Solve for x
   x = 1,873,634,510.25/40,585.50
6. Step 6: Final answer
   x = 46,165.12